000 | 00320 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aStansby, I. | |
245 | 1 | _aMilking efficiency in Rhodesia-and how it can be improved | |
260 | _aSalisbury | ||
300 | _a1-6 p. | ||
942 |
_2udc _cB |
||
440 | _aFederal Ministry of Agriculture. Bulletin No. 2179 | ||
901 | _aS6015 | ||
999 |
_c110235 _d110235 |